CA2181931C - Drawing method and apparatus - Google Patents

Drawing method and apparatus

Info

Publication number: CA2181931C
Authority: CA; Canada
Prior art keywords: blank; beads; bead; profile; distance
Prior art date: 1995-07-24
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

CA002181931A

Other languages

English (en)

French (fr)

Other versions

CA2181931A1 (en

Inventor

Naoki Yamanaka

Kazutoshi Tsuge

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Toyota Motor Corp

Original Assignee

Toyota Motor Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1995-07-24

Filing date

1996-07-23

Publication date

1999-06-08

1996-07-23 Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp

1997-01-25 Publication of CA2181931A1 publication Critical patent/CA2181931A1/en

1999-06-08 Application granted granted Critical

1999-06-08 Publication of CA2181931C publication Critical patent/CA2181931C/en

2016-07-23 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 18
239000011324 bead Substances 0.000 claims abstract description 170
230000003247 decreasing effect Effects 0.000 claims description 5
239000011230 binding agent Substances 0.000 description 3
230000007423 decrease Effects 0.000 description 3
238000005299 abrasion Methods 0.000 description 2
230000009471 action Effects 0.000 description 2
230000004075 alteration Effects 0.000 description 2
230000008859 change Effects 0.000 description 2
238000013461 design Methods 0.000 description 2
239000002184 metal Substances 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
230000003068 static effect Effects 0.000 description 2
229910001335 Galvanized steel Inorganic materials 0.000 description 1
238000005452 bending Methods 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
239000008397 galvanized steel Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
238000012360 testing method Methods 0.000 description 1
230000037303 wrinkles Effects 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/22—Deep-drawing with devices for holding the edge of the blanks

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Shaping Metal By Deep-Drawing, Or The Like (AREA)

CA002181931A 1995-07-24 1996-07-23 Drawing method and apparatus Expired - Fee Related CA2181931C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP7187518A JP2977071B2 (ja)	1995-07-24	1995-07-24	絞り成形方法および絞り成形型
JPHEI7-187518		1995-07-24

Publications (2)

Publication Number	Publication Date
CA2181931A1 CA2181931A1 (en)	1997-01-25
CA2181931C true CA2181931C (en)	1999-06-08

Family

ID=16207485

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002181931A Expired - Fee Related CA2181931C (en)	1995-07-24	1996-07-23	Drawing method and apparatus

Country Status (10)

Country	Link
US (1)	US5701777A (ja)
EP (1)	EP0755733B1 (ja)
JP (1)	JP2977071B2 (ja)
KR (1)	KR100224136B1 (ja)
CN (1)	CN1065786C (ja)
AU (1)	AU690031B2 (ja)
CA (1)	CA2181931C (ja)
DE (1)	DE69602808T2 (ja)
TW (1)	TW330857B (ja)
ZA (1)	ZA966202B (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6196043B1 (en)	1999-08-27	2001-03-06	General Motors Corporation	Double vee lockbead for sheet metal forming
JP2002172432A (ja) *	2000-12-06	2002-06-18	Kobe Steel Ltd	プレス型装置
KR20030005850A (ko) *	2001-07-10	2003-01-23	현대자동차주식회사	차량의 패널 가공용 드로잉 다이 구조
JP4853007B2 (ja) *	2004-12-27	2012-01-11	日産自動車株式会社	プレス成形型
JP2007098443A (ja) *	2005-10-05	2007-04-19	Toyota Motor Corp	プレス成形方法及びプレス成形装置
US20080299352A1 (en) *	2007-05-31	2008-12-04	Nissan Motor Co., Ltd.	Press-molded product and method of manufacturing same
JP5557374B2 (ja) *	2010-01-22	2014-07-23	ダイハツ工業株式会社	プレス成形金型
JP5689726B2 (ja) *	2011-03-31	2015-03-25	新日鐵住金株式会社	張り出し成形品の製造装置および製造方法
JP5917952B2 (ja) *	2012-03-02	2016-05-18	トヨタ自動車株式会社	プレス成形装置
CA2875789C (en) *	2012-06-22	2017-11-21	Nippon Steel & Sumitomo Metal Corporation	Manufacturing method and manufacturing apparatus of press-formed body
US9592544B2 (en) *	2012-12-26	2017-03-14	Nissan Motor Co., Ltd.	Draw forming method
JP5920280B2 (ja) *	2013-04-24	2016-05-18	Ｊｆｅスチール株式会社	自動車外板部品の成形方法
JP5949724B2 (ja) *	2013-10-18	2016-07-13	Ｊｆｅスチール株式会社	パネルの製造方法及びブランク材
CA2931281C (en)	2013-12-26	2017-11-28	Nippon Steel & Sumitomo Metal Corporation	Manufacturing apparatus and manufacturing method for stretch-formed product
CN106965653A (zh) *	2017-04-21	2017-07-21	阿尔特汽车技术股份有限公司	汽车外板
CN110479869A (zh) *	2018-05-14	2019-11-22	长城汽车股份有限公司	冲压模具拉延筋槽结构及其外形轮廓成型方法和冲压模具
CN110293167B (zh) *	2019-06-15	2020-11-10	柳州职业技术学院	Suv汽车后背门外板拉延工艺面造型方法
JP2024072972A (ja) *	2022-11-17	2024-05-29	トヨタ自動車株式会社	プレス成形装置
CN119951926A (zh) *	2025-04-09	2025-05-09	大连理工大学	一种附加拉延筋的高温合金板件电阻加热成形装置与方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE441729B (sv) *	1983-08-05	1985-11-04	Volvo Ab	Verktyg for att utfora bockar i krokta ytor
SE463082B (sv) *	1986-10-24	1990-10-08	Nordisk Kartro Ab	Anordning foer profilering av en stegvis frammatad materialbana
JP2751310B2 (ja) *	1988-03-23	1998-05-18	トヨタ自動車株式会社	プレス絞り成型装置
JPH0417316A (ja) *	1990-05-10	1992-01-22	Marcon Electron Co Ltd	電解コンデンサ駆動用電解液及びこれを含浸した電解コンデンサ

1995
- 1995-07-24 JP JP7187518A patent/JP2977071B2/ja not_active Expired - Fee Related
1996
- 1996-03-21 TW TW085103408A patent/TW330857B/zh not_active IP Right Cessation
- 1996-04-30 KR KR1019960014016A patent/KR100224136B1/ko not_active Expired - Fee Related
- 1996-07-22 US US08/685,419 patent/US5701777A/en not_active Expired - Lifetime
- 1996-07-22 ZA ZA9606202A patent/ZA966202B/xx unknown
- 1996-07-23 EP EP96111860A patent/EP0755733B1/en not_active Expired - Lifetime
- 1996-07-23 DE DE69602808T patent/DE69602808T2/de not_active Expired - Lifetime
- 1996-07-23 CA CA002181931A patent/CA2181931C/en not_active Expired - Fee Related
- 1996-07-23 CN CN96111107A patent/CN1065786C/zh not_active Expired - Fee Related
- 1996-07-23 AU AU60651/96A patent/AU690031B2/en not_active Ceased

Also Published As

Publication number	Publication date
US5701777A (en)	1997-12-30
CA2181931A1 (en)	1997-01-25
ZA966202B (en)	1998-01-22
AU690031B2 (en)	1998-04-09
JPH0929348A (ja)	1997-02-04
DE69602808D1 (de)	1999-07-15
KR970005434A (ko)	1997-02-19
DE69602808T2 (de)	2000-03-02
AU6065196A (en)	1997-01-30
TW330857B (en)	1998-05-01
CN1145285A (zh)	1997-03-19
EP0755733B1 (en)	1999-06-09
JP2977071B2 (ja)	1999-11-10
KR100224136B1 (ko)	1999-10-15
CN1065786C (zh)	2001-05-16
EP0755733A1 (en)	1997-01-29

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Legal Events

Date	Code	Title	Description
1996-07-23	EEER	Examination request
2015-09-03	MKLA	Lapsed	Effective date: 20150723